3722239 - SSH Warning: Remote Host Identification Has Changed (Host Key Verification Failed)

When attempting to connect via SSH to xfer-iad.calliduscloud.com, the connection fails with the error “WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!” followed by “Host key verification failed” and “Connection reset by peer”, indicating a mismatch with the stored host key in /home/CUSTOM_NAME/.ssh/known_hosts (offending entry: line <LINE NUMBER WITH ERROR>).

ERROR:

@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ 
@    WARNING: REMOTE HOST IDENTIFICATION HAS CHANGED!     @ 
@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ 
IT IS POSSIBLE THAT SOMEONE IS DOING SOMETHING NASTY! 
Someone could be eavesdropping on you right now (man-in-the-middle attack)! 
It is also possible that a host key has just been changed. 
The fingerprint for the RSA key sent by the remote host is
SHA256:...
Please contact your system administrator. 
Add correct host key in /home/CUSTOM_NAME/.ssh/known_hosts to get rid of this message. 
Offending RSA key in /home/CUSTOM_NAME/.ssh/known_hosts:<LINE NUMBER WITH ERROR>  
RSA host key for xfer-iad.calliduscloud.com has changed and you have requested strict checking. 
Host key verification failed. 
Couldn't read packet: Connection reset by peer 

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automatic file upload, incorrect encryption key, hotkey change, SFTP, known_hosts, SSH connection, file upload failure. , KBA , CEC-SAL-COM , Incentive Management , CEC-SAL-LND , Incentive Management Landing Pad , Problem